Improve scores views

Added two new views and extracted scores using single queries
Rspec for view scores
E1413 Reconcile View Scores and Review Report

Added options for Metareview report, Author’s Feedback Report and
Teammate Review Report.
Changed from popups to normal htmls
Displayed details of all reviews done by a reviewer of a particular
type instead of just one.
E1413 Reconcile View Scores and Review Report
Merge branch 'master' of https://github.com/MehakMehta/expertiza
Merge branch 'master' of https://github.com/MehakMehta/expertiza into MehakMehta-master

Conflicts:
	Gemfile.lock
Fixing build
Merge branch 'MehakMehta-master'
Merge branch 'master' of https://github.com/expertiza/expertiza